Obshchestvenno poleznaya deyatel'nost' kak faktor formirovaniya lichnosti podrostka.
Publisher: Chuvashskoe knizhnoe izd-vo
Published: 1971
Place of publication: Cheboksary
Language: rus
Notes: At head of title: Chuvashskii gos. pedagog. in-t im. I. Ya. Yakovleva.